On the music of Jean-Louis Florentz (1947-2004):

National Convention of the American Guild of Organists, Washington D. C., 2010

University of Michigan, Ann Arbor, 2007
(lecture-recital, USA première of Debout sur le Soleil)

On the music of Charles Tournemire (1870-1939):

California State University, Chico, 2006

University of Michigan, Ann Arbor, 2004, 2001
(additional topic, 2001: Olivier Messiaen’s modes)

Tournemire Symposium, College of London, 2001 (presented scholarly paper Tournemire’s Symphonie-Choral op. 69: Understanding its Form);

Salem, Oregon SDA Church, for Salem AGO Chapter, 1990

On improvisation:

Region VIII AGO Convention, Portland, Oregon, 1995

San Anselmo Organ Festival, California, 1993

Walla Walla College, College Place, Washington, 1989

Seventh-Day Adventist Church Musicians Guild Convention, Atlantic Union College, Massachusetts, 1988

On Spirituality in Music:

Liturgical Harpists Guild Convention, Cathedral of St. Paul & St. Luke, Charleston, South Carolina, 1999